Tang Song di guo yu yun he.
Series: Guo li zhong yang yan jiu yuan, li shi yu yan yan jiu suo zhuan kan
Publisher: Shang wu yin shu guan
Published: 1946
Place of publication: Shanghai
Language: chi
Number of pages: 127
Subjects: China -- History -- Tang dynasty, 618-907.; Canals -- China.; China -- History -- Song dynasty, 960-1279.; China -- Economic conditions -- Early to 1644.